Now to the search for Malaysian airlines flight 370. The hunt intensifying this morning, more than three weeks after in the plane went missing. An Australian ship is now on the way to the expansive search area, hoping to find something. ABC's David Kerley has been covering it since the beginning. He joins us now. Good morning, David. Reporter: Good morning, Lara. This ship is steaming, on its way from Perth, Australia, to this new search area, look for something. Exactly what will it find? Even this morning, more than three weeks later, no debris has been found. Those Orange objects spotted by flight cruise were just old fishing gear. The planes continue to crisscross an area as big as new Mexico. Ten more objects spotted an hour ago. The best brains in the world are work this mystery. All of the technological mastery we have is being brought here. If this mystery is solvable, we'll solve it. Reporter: This is the "Ocean shield." Carrying a bat-winged shape listening device towed at great depths to listen for the pingers. This sis an example of the baeken. Reporter: The ntsb gave us a rare glimpse after their facility. The data would tell us so much. The memory board has chips on it. Reporter: If six days, the batteries will start to fade, the signal soften. If they have any luck finding the pingers, another piece of equipment is put to work, as David Wright learned from the U.S. Crew before they set sail. Faze two would be to take the autonomous underwater vehicle. A submersible robot. Basically. It would use sonar to map out the debris field. Reporter: The minister is heading out to talk to the searchers and thank them. Are the searchers looking in the right place? All of this based on fragments of evidence. It's the best thing they've got going. We go Washington now and the

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